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Charges Q, 2Q, and -Q are given to three...

Charges `Q, 2Q`, and `-Q` are given to three concentric conducting sphereical shells `A, B` and `C` respectively as shown in figure. The ratio of charge on the inner and outer surface of shell C will be

A

`+3/4`

B

`(-3)/4`

C

`3/2`

D

`(-3)/2`

Text Solution

Verified by Experts

The correct Answer is:
D

The desired is `-(3Q)/(2Q)=-3/2`
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DC PANDEY ENGLISH-ELECTROSTATICS-Level 1 Objective
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  2. Two concentric conducting spheres of radii R and 2R are crrying charge...

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  3. Charges Q, 2Q, and -Q are given to three concentric conducting spherei...

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  4. The electric field in a region of space is given by E=5hati+2hatjN//C....

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  6. A and B are two concentric spherical shells. If A is given a charge +q...

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  7. A solid sphere of radius R has charge q uniformly distributed over its...

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  8. Four dipoles each of magnitudes of charges +-e are placed inside a sph...

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  9. A pendulum bob of mass m charge q is at rest with its string making an...

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  10. Two isolated charged conducting spheres of radii a and b produce the s...

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  11. Two point charges +q and -q are held fixed at (-a,0) and (a,0) respect...

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  12. A conducting shell S1 having a charge Q is surrounded by an uncharged ...

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  13. At a certain distance from a point charge, the field intensity is 500 ...

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  14. Two points charges q1 and q2 are placed at a distance of 50 m from eac...

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  15. An infinite line of charge lamda per unit length is placed along the y...

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  16. An electric dipole is placed perpendicular to an infinite line of char...

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  17. An electrical charge 2xx10^-8 C is placed at the point (1,2,4) m. At t...

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  18. If the potential at the centre of a uniformly charged hollow sphere of...

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  19. There is an electric field E in x-direction. If the work done on movin...

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  20. Two thin wire rings each having radius R are placed at distance d apar...

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